Affiliation: | Department of Animal Science, Munich University of Technology Freising-Weihenstephan, FRG;Data Processing Laboratory, Munich University of Technology Freising-Weihenstephan, FRG;Department of Animal Genetics, Munich University of Technology, Freising-Weihenstephan, FRG;Animal Blood Group Laboratory, Tierzuchtforschung eV, Grub FRG;Department of Dairy Chemistry and Physics, Munich University of Technology, Freising-Weihenstephan, FRG;Department of Animal Breeding, Faculty of Agriculture University of Cairo, Ghiza, Egypt |